单词	syntactic foam
释义	syntactic foam noun : a plastic in which preformed cells (such as tiny hollow glass spheres) have been incorporated, which can withstand great pressures (as at ocean depths), and which floats Word History Etymology syntactic from Greek syntaktikos putting together First Known Use 1955, in the meaning defined above
随便看	silvery silvery anchovy silvery cinquefoil silvery gibbon silvery hair grass silvery iron silvery lupine silvery minnow silvery sage silvery spleenwort silvery-haired bat silvex silvexes silviae silvias silvical silvichemical silvicolous silvics phytolaccaceaes phytolaccaceous phytolaccae phytolaccas phytolatry phytolite

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